29373110920 has 64 divisors (see below), whose sum is σ = 67437282240. Its totient is φ = 11510304000.

The previous prime is 29373110903. The next prime is 29373110941. The reversal of 29373110920 is 2901137392.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 29373110920.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1454895 + ... + 1474945.

It is an arithmetic number, because the mean of its divisors is an integer number (1053707535).

Almost surely, 2^29373110920 is an apocalyptic number.

29373110920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29373110920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33718641120).

29373110920 is an abundant number, since it is smaller than the sum of its proper divisors (38064171320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29373110920 is a wasteful number, since it uses less digits than its factorization.

29373110920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20806 (or 20802 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

The spelling of 29373110920 in words is "twenty-nine billion, three hundred seventy-three million, one hundred ten thousand, nine hundred twenty".